Round|Natural|GIA

5.50ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 5523146050

Certificate GIA 5523146050

Diamond specifications and retailer prices

From $121,493 USD
As of October 30, 2026
Save $77,869 USD (39%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $199,362 USD at MOH London · As of October 29, 2026
View at MOH London

About this 5.5ct natural round diamond

This 5.5ct natural round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5523146050. Listed at 11 retailers as of October 29, 2026, with prices from $121,493 to $199,362, a $77,869 spread on the same certified stone. MOH London lists it at $199,362. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.50
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5523146050
Dimensions11.24 × 11.16 × 6.99 mm
L/W Ratio1.01
Top View
11.24 mm11.16 mm5.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5523146050
Side View
Table 59.0%Crown 36°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $199,362 USD|Low: $121,493 USD|High: $200,689 USD|Avg: $143,117 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 4$121,493 USD
Retailer 5$122,177 USD
Retailer 2$123,940 USD
Retailer 6$131,358 USD
Retailer 3$151,589 USD
MOH London$199,362 USD

38 data points across 6 retailers

11 retailers$121,493 USD to $199,362 USD

B+
Cheapest Retailer
-
$121,493 USD
B+
Retailer 2
-
$122,177 USD
View
B+
Retailer 3
-
$123,940 USD
£97,591 GBP
View
B+
Retailer 4
-
$131,358 USD
View
B+
Retailer 5
-
$131,860 USD
View
B+
Retailer 6
-
$131,860 USD
View
B+
Retailer 7
-
$132,262 USD
View
B+
Retailer 8
-
$134,587 USD
View
B
Retailer 9
-
$136,260 USD
View
B+
Retailer 10
-
$151,589 USD
€144,370 EUR
View
Most Expensive
B
MOH London
68E6BFBB2 · Oct 29
$199,362 USD
£156,978 GBP
View
10 more retailers have this diamond
Prices start from $121,493 USDSave up to $77,869 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
5.50ct Round
$121,493 USD